Isthmus
Rank #51,034mcp.so/isthmus/guillermoBallester
A single binary MCP server that gives Claude, Cursor, and any MCP client safe, read-only access to your PostgreSQL database. Runs locally over stdio or HTTP — your credentials never leave your machine.
Isthmus is a Model Context Protocol (MCP) server published by guillermoBallester. It ranks #51,034 of 137,492 servers tracked on MCP Toplist, and its repository has 1 GitHub stars. Isthmus is listed on mcp.so, with 2 release tags tracked from its GitHub repository. It was first listed on Feb 28, 2026 and most recently updated on Mar 1, 2026.
Ranks ahead of 86,458 of 137,492 servers on MCP Toplist.
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[](https://mcptoplist.com/server/mcp.so%2Fisthmus%2FguillermoBallester)<a href="https://mcptoplist.com/server/mcp.so%2Fisthmus%2FguillermoBallester"><img src="https://mcptoplist.com/badge/mcp.so%2Fisthmus%2FguillermoBallester.svg" alt="MCP Toplist: Top 50% of 137,492" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Listed on 1 registry
guillermoBallester
GitHub releases (2)
No registry surfaces explicit version metadata for this server. The list below shows release tags from the linked GitHub repository.
| Version | Published |
|---|---|
| v0.1.1 | Mar 1, 2026 |
| v0.1.0 | Feb 28, 2026 |
Frequently asked questions
- Who maintains Isthmus?
- Isthmus is maintained by guillermoBallester, which publishes 1 MCP server (2 total versions) tracked on MCP Toplist.
- Is Isthmus listed on the Official MCP Registry?
- Isthmus is not on the Official MCP Registry. It is listed on mcp.so.
- How many versions does Isthmus have?
- No registry surfaces explicit version metadata for Isthmus; MCP Toplist tracks 2 release tags from its GitHub repository, most recently published on Mar 1, 2026.
- Where can I find the source code for Isthmus?
- The source code for Isthmus is hosted at github.com/guillermoBallester/isthmus.
Do you run this server?
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